EP0440794A4 - Method and apparatus for reconstituting image - Google Patents

Method and apparatus for reconstituting image

Info

Publication number
EP0440794A4
EP0440794A4 EP19890907815 EP89907815A EP0440794A4 EP 0440794 A4 EP0440794 A4 EP 0440794A4 EP 19890907815 EP19890907815 EP 19890907815 EP 89907815 A EP89907815 A EP 89907815A EP 0440794 A4 EP0440794 A4 EP 0440794A4
Authority
EP
European Patent Office
Prior art keywords
reconstituting
image
reconstituting image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19890907815
Other versions
EP0440794A1 (en
Inventor
Shigeru Matsumura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GE Healthcare Japan Corp
Original Assignee
Yokogawa Medical Systems Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yokogawa Medical Systems Ltd filed Critical Yokogawa Medical Systems Ltd
Publication of EP0440794A1 publication Critical patent/EP0440794A1/en
Publication of EP0440794A4 publication Critical patent/EP0440794A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4084—Scaling of whole images or parts thereof, e.g. expanding or contracting in the transform domain, e.g. fast Fourier transform [FFT] domain scaling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Image Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
EP19890907815 1988-06-30 1989-06-29 Method and apparatus for reconstituting image Withdrawn EP0440794A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63163097A JPH0212472A (en) 1988-06-30 1988-06-30 Method and device for reconstituting picture having double-magnification function
JP163097/88 1988-06-30

Publications (2)

Publication Number Publication Date
EP0440794A1 EP0440794A1 (en) 1991-08-14
EP0440794A4 true EP0440794A4 (en) 1992-04-15

Family

ID=15767124

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890907815 Withdrawn EP0440794A4 (en) 1988-06-30 1989-06-29 Method and apparatus for reconstituting image

Country Status (5)

Country Link
US (1) US5148499A (en)
EP (1) EP0440794A4 (en)
JP (1) JPH0212472A (en)
KR (1) KR930003411B1 (en)
WO (1) WO1990000291A1 (en)

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JPH0357081A (en) * 1989-07-26 1991-03-12 Canon Inc Picture processor
US5303706A (en) * 1992-05-21 1994-04-19 North American Philips Corporation Directional interpolation for magnetic resonance angiography
JP3438233B2 (en) * 1992-05-22 2003-08-18 ソニー株式会社 Image conversion apparatus and method
JPH0630245A (en) * 1992-05-23 1994-02-04 Takayama:Kk Image processing device
KR960016738B1 (en) * 1992-11-30 1996-12-20 캐논 가부시끼가이샤 Method and apparatus for processing information
FR2700038B1 (en) * 1992-12-24 1995-02-10 Sopha Medical Method for processing images of a batch of images.
JPH06245056A (en) * 1993-02-12 1994-09-02 Fuji Xerox Co Ltd Extending and smoothing processor of picture data
US5368033A (en) * 1993-04-20 1994-11-29 North American Philips Corporation Magnetic resonance angiography method and apparatus employing an integration projection
US5602934A (en) * 1993-09-08 1997-02-11 The Regents Of The University Of California Adaptive digital image signal filtering
US5841491A (en) * 1993-10-14 1998-11-24 Envision Medical Corp. Fiberscope enhancement system
US5644661A (en) * 1993-10-29 1997-07-01 British Technology Group Limited Image interpolator for an image display system
US5446799A (en) * 1993-11-01 1995-08-29 Picker International, Inc. CT Scanner with improved processing efficiency 180 degrees+ fan angle reconstruction system
BE1007766A3 (en) * 1993-11-10 1995-10-17 Philips Electronics Nv Method and apparatus for computer tomography.
US5671296A (en) * 1994-02-15 1997-09-23 Unisys Corporation Method of electronically processing a quantized image
US5481583A (en) * 1994-08-24 1996-01-02 Picker International, Inc. Higher order preinterpolator for backprojection
US5647360A (en) * 1995-06-30 1997-07-15 Siemens Corporate Research, Inc. Digital subtraction angiography for 3D diagnostic imaging
US5690106A (en) * 1995-06-30 1997-11-25 Siemens Corporate Research, Inc. Flexible image registration for rotational angiography
CA2158794C (en) * 1995-09-21 1999-08-10 Torstein Utigard Injection of alumina into soderberg cells
JP3651511B2 (en) * 1996-03-22 2005-05-25 富士写真フイルム株式会社 Digital image recording apparatus and method
US5841890A (en) * 1996-05-06 1998-11-24 Northrop Grumman Corporation Multi-dimensional wavelet tomography
US6501818B1 (en) * 1997-11-26 2002-12-31 Ge Medical Systems Global Technology Company, Llc Apparatus and methods for displaying computed tomography fluoroscopy images including data transfer provided over a network
JP3827851B2 (en) * 1998-02-23 2006-09-27 富士写真フイルム株式会社 Image information network
US6075886A (en) * 1998-03-09 2000-06-13 Xerox Corporation Method and apparatus for reducing the complexity of color correction using subsampling
USH2003H1 (en) 1998-05-29 2001-11-06 Island Graphics Corporation Image enhancing brush using minimum curvature solution
US6650790B1 (en) * 2000-06-09 2003-11-18 Nothshore Laboratories, Inc. Digital processing apparatus for variable image-size enlargement with high-frequency bandwidth synthesis
DE10143484A1 (en) * 2001-09-05 2003-04-03 Siemens Ag Adaptive filter
JP2006116064A (en) * 2004-10-21 2006-05-11 Shimadzu Corp Radiation imaging apparatus and radiation detection signal processing method
JP5467747B2 (en) * 2008-09-16 2014-04-09 永一 坂東 Cause physical quantity estimation method and apparatus
US8116426B2 (en) * 2008-11-11 2012-02-14 Kabushiki Kaisha Toshiba Computed tomography device and method using circular-pixel position-adaptive interpolation
US20100314365A1 (en) * 2009-06-12 2010-12-16 Frey Jr Jeffrey D Method and Apparatus for Using a Laser to Both Score and Emblazon a Wrapping Sheet
SG176327A1 (en) * 2010-05-20 2011-12-29 Sony Corp A system and method of image processing
US10274652B2 (en) 2016-02-05 2019-04-30 Rambus Inc. Systems and methods for improving resolution in lensless imaging
US10332252B2 (en) * 2016-12-29 2019-06-25 General Electric Company Slope constrained cubic interpolation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694414A (en) * 1984-12-19 1987-09-15 Rca Corporation Digital delay interpolation filter with amplitude and phase compensation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5273747A (en) * 1975-12-17 1977-06-21 Hitachi Ltd Image processing device
US4135247A (en) * 1977-08-15 1979-01-16 Siemens Aktiengesellschaft Tomography signal processing system
JPS6013217B2 (en) * 1978-01-24 1985-04-05 株式会社東芝 Image reconstruction device and method
US4570224A (en) * 1982-11-29 1986-02-11 Elscint, Inc. Combining rebinned and unrebinned parallel ray data with unequal lateral spacing to create tomograph images
JPS59158666A (en) * 1983-03-01 1984-09-08 Matsushita Electric Ind Co Ltd Line density converting system
JPS6013217A (en) * 1983-07-04 1985-01-23 Matsushita Electric Ind Co Ltd Flow-rate detecting device
JPH0750501B2 (en) * 1984-09-19 1995-05-31 株式会社日立メディコ X-ray CT system
US4682291A (en) * 1984-10-26 1987-07-21 Elscint Ltd. Noise artifacts reduction
JPS61185256A (en) * 1985-02-13 1986-08-18 株式会社日立メデイコ X-ray ct image processor
JPH0799539B2 (en) * 1985-09-30 1995-10-25 ジーイー横河メディカルシステム株式会社 Radiation tomography equipment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694414A (en) * 1984-12-19 1987-09-15 Rca Corporation Digital delay interpolation filter with amplitude and phase compensation

Also Published As

Publication number Publication date
KR930003411B1 (en) 1993-04-29
US5148499A (en) 1992-09-15
WO1990000291A1 (en) 1990-01-11
JPH0212472A (en) 1990-01-17
KR900702470A (en) 1990-12-07
EP0440794A1 (en) 1991-08-14

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Legal Events

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